package com.itheima.service;

public class AccountServiceClass {

    public String findAll() {
        System.out.println("findAll.............");
        return "result: 查询结果";
    }


    public  void insert(String str) {
        System.out.println("insert............." + str);
       /* try {
            int i = 1/0;
        } catch (Exception e) {
           //throw new RuntimeException("");
        }*/
    }


    public void update() {
        System.out.println("update.............");
    }


    public void delete() {
        System.out.println("delete.............");
    }
}
